{"id":605,"date":"2026-03-26T15:51:00","date_gmt":"2026-03-26T07:51:00","guid":{"rendered":"http:\/\/www.tosunlux.eu\/?p=605"},"modified":"2026-03-28T17:01:51","modified_gmt":"2026-03-28T09:01:51","slug":"what-is-the-difference-between-ac-mcb-and-dc-mcb","status":"publish","type":"post","link":"https:\/\/www.tosunlux.eu\/am\/blog\/what-is-the-difference-between-ac-mcb-and-dc-mcb\/","title":{"rendered":"\u1260AC MCB \u12a5\u1293 DC MCB \u1218\u12ab\u12a8\u120d \u12eb\u1208\u12cd \u120d\u12e9\u1290\u1275 \u121d\u1295\u12f5\u1295 \u1290\u12cd?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_63 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" >\u121b\u12cd\u132b<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u12e8\u12ed\u12d8\u1275 \u1230\u1295\u1320\u1228\u12e5 \u1240\u12eb\u12ed\u122d\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u1240\u12eb\u12ed\u122d<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.tosunlux.eu\/am\/blog\/what-is-the-difference-between-ac-mcb-and-dc-mcb\/#Key_Differences_Between_AC_MCB_and_DC_MCB\" title=\"\u1260AC MCB \u12a5\u1293 DC MCB \u1218\u12ab\u12a8\u120d \u12eb\u1209 \u1241\u120d\u134d \u120d\u12e9\u1290\u1276\u127d\">\u1260AC MCB \u12a5\u1293 DC MCB \u1218\u12ab\u12a8\u120d \u12eb\u1209 \u1241\u120d\u134d \u120d\u12e9\u1290\u1276\u127d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.tosunlux.eu\/am\/blog\/what-is-the-difference-between-ac-mcb-and-dc-mcb\/#How_to_Choose_the_Right_Breaker_for_the_Application\" title=\"How to Choose the Right Breaker for the Application\">How to Choose the Right Breaker for the Application<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.tosunlux.eu\/am\/blog\/what-is-the-difference-between-ac-mcb-and-dc-mcb\/#Design_and_Functional_Differences_Between_AC_and_DC_MCBs\" title=\"\u1260AC \u12a5\u1293 DC MCBs \u1218\u12ab\u12a8\u120d \u12e8\u1295\u12f5\u134d \u12a5\u1293 \u12e8\u1270\u130d\u1263\u122d \u120d\u12e9\u1290\u1276\u127d\">\u1260AC \u12a5\u1293 DC MCBs \u1218\u12ab\u12a8\u120d \u12e8\u1295\u12f5\u134d \u12a5\u1293 \u12e8\u1270\u130d\u1263\u122d \u120d\u12e9\u1290\u1276\u127d<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.tosunlux.eu\/am\/blog\/what-is-the-difference-between-ac-mcb-and-dc-mcb\/#Arc_Suppression\" title=\"\u12a0\u122d\u12ad \u132d\u1246\u1293\">\u12a0\u122d\u12ad \u132d\u1246\u1293<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.tosunlux.eu\/am\/blog\/what-is-the-difference-between-ac-mcb-and-dc-mcb\/#Polarity_Sensitivity\" title=\"\u12e8\u1356\u120b\u122a\u1272 \u1275\u1265\u1290\u1275\">\u12e8\u1356\u120b\u122a\u1272 \u1275\u1265\u1290\u1275<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.tosunlux.eu\/am\/blog\/what-is-the-difference-between-ac-mcb-and-dc-mcb\/#Applications_and_Environments\" title=\"\u1218\u1270\u130d\u1260\u122a\u12eb\u12ce\u127d \u12a5\u1293 \u12a0\u12ab\u1263\u1262\u12ce\u127d\">\u1218\u1270\u130d\u1260\u122a\u12eb\u12ce\u127d \u12a5\u1293 \u12a0\u12ab\u1263\u1262\u12ce\u127d<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.tosunlux.eu\/am\/blog\/what-is-the-difference-between-ac-mcb-and-dc-mcb\/#Why_Choose_an_AC_MCB\" title=\"\u1208\u121d\u1295 AC MCB \u12ed\u121d\u1228\u1321?\">\u1208\u121d\u1295 AC MCB \u12ed\u121d\u1228\u1321?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.tosunlux.eu\/am\/blog\/what-is-the-difference-between-ac-mcb-and-dc-mcb\/#Example_Applications_for_AC_MCBs\" title=\"Example Applications for AC MCBs\">Example Applications for AC MCBs<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.tosunlux.eu\/am\/blog\/what-is-the-difference-between-ac-mcb-and-dc-mcb\/#Why_Choose_a_DC_MCB\" title=\"\u1208\u121d\u1295 \u12e8\u12f2\u1232 \u12a4\u121d\u1232\u1262 \u12ed\u121d\u1228\u1321?\">\u1208\u121d\u1295 \u12e8\u12f2\u1232 \u12a4\u121d\u1232\u1262 \u12ed\u121d\u1228\u1321?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.tosunlux.eu\/am\/blog\/what-is-the-difference-between-ac-mcb-and-dc-mcb\/#Example_Applications_for_DC_MCBs\" title=\"\u1208\u12f2\u1232 \u12a4\u121d\u1232\u1262\u12ce\u127d \u121d\u1233\u120c \u121b\u1218\u120d\u12a8\u127b\u12ce\u127d\u1361-\">\u1208\u12f2\u1232 \u12a4\u121d\u1232\u1262\u12ce\u127d \u121d\u1233\u120c \u121b\u1218\u120d\u12a8\u127b\u12ce\u127d\u1361-<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.tosunlux.eu\/am\/blog\/what-is-the-difference-between-ac-mcb-and-dc-mcb\/#Can_You_Use_an_AC_MCB_in_a_DC_Circuit\" title=\"Can You Use an AC MCB in a DC Circuit?\">Can You Use an AC MCB in a DC Circuit?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.tosunlux.eu\/am\/blog\/what-is-the-difference-between-ac-mcb-and-dc-mcb\/#Summary_of_Key_Differences_and_Uses\" title=\"\u12e8\u1241\u120d\u134d \u120d\u12e9\u1290\u1276\u127d \u12a5\u1293 \u12a0\u1320\u1243\u1240\u121e\u127d \u121b\u1320\u1243\u1208\u12eb\">\u12e8\u1241\u120d\u134d \u120d\u12e9\u1290\u1276\u127d \u12a5\u1293 \u12a0\u1320\u1243\u1240\u121e\u127d \u121b\u1320\u1243\u1208\u12eb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.tosunlux.eu\/am\/blog\/what-is-the-difference-between-ac-mcb-and-dc-mcb\/#FAQ\" title=\"\u12e8\u121a\u1320\u12e8\u1241 \u1325\u12eb\u1244\u12ce\u127d\">\u12e8\u121a\u1320\u12e8\u1241 \u1325\u12eb\u1244\u12ce\u127d<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>AC MCBs and DC MCBs may look similar, but they are not designed for the same electrical conditions.<\/p>\n\n\n\n<p>The difference is not only the current type. Arc interruption, polarity, breaking behavior, and application environment all affect whether the breaker is suitable for the circuit.<\/p>\n\n\n\n<p>For buyers, the most important point is simple: an AC breaker should not be selected for a DC circuit just because the current rating looks similar. This guide explains the practical difference and when each type should be used.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_Differences_Between_AC_MCB_and_DC_MCB\"><\/span><strong>\u1260AC MCB \u12a5\u1293 DC MCB \u1218\u12ab\u12a8\u120d \u12eb\u1209 \u1241\u120d\u134d \u120d\u12e9\u1290\u1276\u127d<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u12e8\u121a\u12a8\u1270\u1208\u12cd \u1230\u1295\u1320\u1228\u12e5 \u1260\u1218\u12cb\u1245\u122d\u1363 \u12a0\u1355\u120a\u12ac\u123d\u1296\u127d \u12a5\u1293 \u1274\u12ad\u1292\u12ab\u12ca \u12dd\u122d\u12dd\u122e\u127d \u120b\u12ed \u1260\u1218\u1218\u1235\u1228\u1275 \u1260AC \u12a5\u1293 DC MCBs \u1218\u12ab\u12a8\u120d \u12eb\u1209\u1275\u1295 \u12cb\u1293 \u12cb\u1293 \u120d\u12e9\u1290\u1276\u127d \u12eb\u130e\u120b\u120d\u1361<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u1263\u1205\u122a<\/strong><\/td><td><strong>AC MCB<\/strong><\/td><td><strong>\u12f2\u1232 \u12a4\u121d.\u1232.\u1262<\/strong><\/td><\/tr><tr><td><strong>\u12e8\u12a0\u1201\u1291 \u12d3\u12ed\u1290\u1275<\/strong><\/td><td>\u1270\u1208\u12cb\u132d \u12e8\u12a0\u1201\u1291 (\u12a4\u1232)<\/td><td>\u1240\u1325\u1270\u129b \u12c8\u1245\u1273\u12ca (\u12f2\u1232)<\/td><\/tr><tr><td><strong>\u12a0\u122d\u12ad \u132d\u1246\u1293<\/strong><\/td><td>\u12e8\u12a0\u122d\u12ad \u1218\u1246\u122b\u1228\u1325\u1295 \u1260\u1240\u120b\u1209 \u12ed\u1246\u1323\u1320\u122b\u120d<\/td><td>\u1275\u120d\u1245 \u1245\u1235\u1275 \u12e8\u121b\u1348\u1295 \u12d8\u12f4\u1295 \u12ed\u1348\u120d\u130b\u120d<\/td><\/tr><tr><td><strong>\u1218\u1270\u130d\u1260\u122a\u12eb\u12ce\u127d<\/strong><\/td><td>\u1260\u1218\u1296\u122a\u12eb \u1264\u1276\u127d\u1363 \u1260\u1262\u122e\u12ce\u127d \u12a5\u1293 \u1260\u12a4\u1232 \u12c8\u1228\u12f3\u12ce\u127d \u12cd\u1235\u1325 \u1325\u1245\u121d \u120b\u12ed \u12ed\u12cd\u120b\u120d<\/td><td>\u1208\u1340\u1203\u12ed\u1363 \u1208\u1263\u1275\u122a \u12a5\u1293 \u1208\u12f2\u1232 \u12c8\u1228\u12f3\u12ce\u127d \u1270\u1235\u121b\u121a<\/td><\/tr><tr><td><strong>\u12a0\u1245\u121d\u1295 \u1218\u1235\u1260\u122d<\/strong><\/td><td>\u12dd\u1245\u1270\u129b\u1363 \u1260\u12a4\u1232 \u12cd\u1235\u1325 \u1260\u1240\u120b\u120d \u1245\u1235\u1275 \u121b\u1348\u1295 \u121d\u12ad\u1295\u12eb\u1275<\/td><td>\u12a8\u134d \u12eb\u1208\u1363 \u124b\u121a \u12e8\u12f2\u1232 \u134d\u1230\u1275\u1295 \u1208\u121b\u1235\u1270\u12f3\u12f0\u122d<\/td><\/tr><tr><td><strong>\u12e8\u1356\u120b\u122a\u1272 \u1275\u1265\u1290\u1275<\/strong><\/td><td>\u12e8\u1356\u120b\u122a\u1272 \u1235\u121c\u1275\u1295 \u12e8\u121a\u1290\u12ab \u12a0\u12ed\u12f0\u1208\u121d\u1362<\/td><td>\u12e8\u12cb\u120d\u1273\u1290\u1275 \u1235\u121c\u1275\u1295 \u12e8\u121a\u1290\u12ab<\/td><\/tr><tr><td><strong>\u12e8\u1205\u12ed\u12c8\u1275 \u12d8\u1218\u1295<\/strong><\/td><td>\u1260\u12a0\u122d\u12ad \u1218\u1260\u1273\u1270\u1295 \u121d\u12ad\u1295\u12eb\u1275 \u1260\u12a4\u1232 \u12cd\u1235\u1325 \u1228\u12d8\u121d \u12eb\u1208<\/td><td>\u12e8\u12f2\u1232 \u1245\u1235\u1276\u127d \u12ad\u134d\u120e\u127d \u1260\u134d\u1325\u1290\u1275 \u1232\u1208\u1265\u1231 \u12a0\u1320\u122d<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Choose_the_Right_Breaker_for_the_Application\"><\/span><strong>How to Choose the Right Breaker for the Application<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Choose an AC MCB for standard low-voltage AC distribution circuits in homes, commercial buildings, and general industrial panels.<\/p>\n\n\n\n<p>Choose a DC MCB for solar applications, battery energy storage systems, DC combiner boxes, and other circuits where the load and source are both direct current.<\/p>\n\n\n\n<p>Before ordering, confirm the system voltage, current, number of poles, installation layout, and the breaker&#8217;s rated application category. In DC systems, these details matter more because the interruption conditions are more demanding.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Design_and_Functional_Differences_Between_AC_and_DC_MCBs\"><\/span><strong>\u1260AC \u12a5\u1293 DC MCBs \u1218\u12ab\u12a8\u120d \u12e8\u1295\u12f5\u134d \u12a5\u1293 \u12e8\u1270\u130d\u1263\u122d \u120d\u12e9\u1290\u1276\u127d<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Arc_Suppression\"><\/span>\u12a0\u122d\u12ad \u132d\u1246\u1293<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u1260\u12a4\u1232 \u1232\u1235\u1270\u121e\u127d\u1363 \u12a0\u1201\u1295 \u12eb\u1208\u12cd \u1260\u1270\u1348\u1325\u122e\u12cd \u12dc\u122e\u1295 \u12ed\u123b\u1308\u122b\u120d\u1363 \u12ed\u1205\u121d \u12c8\u1228\u12f3 \u1232\u124b\u1228\u1325 \u12e8\u1270\u1348\u1320\u1228\u12cd\u1295 \u1245\u1235\u1275 \u1208\u1218\u1246\u1323\u1320\u122d \u1240\u120b\u120d \u12eb\u12f0\u122d\u1308\u12cb\u120d\u1362 \u12a4\u1232 \u12a4\u121d\u1232\u1262 \u12e8\u1270\u1290\u12f0\u1348\u12cd \u12ed\u1205\u1295\u1295 \u12dc\u122e \u121b\u124b\u1228\u132b \u1260\u121b\u1230\u1265 \u1290\u12cd\u1363 \u1235\u1208\u12da\u1205 \u1245\u1235\u1275 \u121b\u1348\u1295 \u1265\u12d9\u121d \u12e8\u121a\u1320\u12ed\u1245 \u12a0\u12ed\u12f0\u1208\u121d\u1362&nbsp;<\/p>\n\n\n\n<p>\u1260\u12a0\u1295\u1343\u1229 \u12e8\u12f2\u1232 \u12a4\u121d\u1232\u1262\u12ce\u127d \u1260\u12a0\u1295\u12f5 \u12a0\u1245\u1323\u132b \u1265\u127b \u1235\u1208\u121a\u1348\u1235 \u124b\u121a\u12cd\u1295 \u12e8\u12f2\u1232 \u1305\u1228\u1275 \u1208\u121b\u1235\u1270\u1293\u1308\u12f5 \u1275\u120b\u120d\u1245 \u12e8\u12a0\u122d\u12ad \u1239\u1276\u127d \u12c8\u12ed\u121d \u121b\u130d\u1294\u1276\u127d \u12eb\u1235\u1348\u120d\u130b\u1278\u12cb\u120d\u1362 \u12a5\u1290\u12da\u1205 \u12ad\u134d\u120e\u127d \u1219\u1240\u1275\u1295 \u12eb\u1235\u12c8\u130d\u12f3\u1209 \u12a5\u1293 \u1245\u1235\u1275\u1295 \u12eb\u1320\u134b\u1209, \u12f0\u1205\u1295\u1290\u1271 \u12e8\u1270\u1320\u1260\u1240 \u1218\u1246\u122b\u1228\u1325\u1295 \u12eb\u1228\u130b\u130d\u1323\u1209.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Polarity_Sensitivity\"><\/span>\u12e8\u1356\u120b\u122a\u1272 \u1275\u1265\u1290\u1275<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>AC MCBs \u1356\u120a\u122a\u1272-sensitive \u12a0\u12ed\u12f0\u1209\u121d \u12a5\u1293 \u1235\u1208\u12a0\u1245\u1323\u132b \u121e\u1308\u12f6\u127d \u1233\u12ed\u1328\u1290\u1241 \u120a\u132b\u1291 \u12ed\u127d\u120b\u1209\u1362 \u1206\u1296\u121d\u1363 \u12e8\u12f2\u1232 \u12a4\u121d.\u1232.\u1262.\u12ce\u127d \u1260\u12f2\u1232 \u1232\u1235\u1270\u121e\u127d \u1263\u1208 \u12e8\u12a0\u1295\u12f5 \u12a0\u1245\u1323\u132b \u134d\u1230\u1275 \u121d\u12ad\u1295\u12eb\u1275 \u12e8\u1356\u120b\u122a\u1272-sensitive \u1293\u1278\u12cd\u1362&nbsp;<\/p>\n\n\n\n<p>\u1260\u12da\u1205 \u121d\u12ad\u1295\u12eb\u1275\u1363 \u12e8\u12f2\u1232 \u12a4\u121d.\u1232.\u1262.\u12ce\u127d \u1265\u12d9\u12cd\u1295 \u130a\u12dc \u1260&quot;+&quot; \u12a5\u1293 &quot;-&quot; \u121d\u120d\u12ad\u1276\u127d \u121d\u120d\u12ad\u1275 \u12ed\u12f0\u1228\u130d\u1263\u1278\u12cb\u120d \u1275\u12ad\u12ad\u1208\u129b \u132d\u1290\u1275\u1362 \u12e8\u1356\u120b\u122b\u12ed\u1272\u1295 \u1218\u1240\u120d\u1260\u1235 \u12c8\u12f0 \u1219\u1240\u1275 \u1218\u1328\u1218\u122d \u12a0\u120d\u134e \u1270\u122d\u134e\u121d \u12c8\u12f0 \u1230\u1263\u122a\u12cd \u12cd\u12f5\u1240\u1275 \u120a\u12eb\u1218\u122b \u12ed\u127d\u120b\u120d\u1363 \u1235\u1208\u12da\u1205 \u12e8\u1356\u120b\u122a\u1272\u12cd\u1295 \u1201\u1294\u1273 \u1218\u12a8\u1273\u1270\u120d \u1260\u12f2\u1232 \u12a4\u121d.\u1232.\u1262.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Applications_and_Environments\"><\/span>\u1218\u1270\u130d\u1260\u122a\u12eb\u12ce\u127d \u12a5\u1293 \u12a0\u12ab\u1263\u1262\u12ce\u127d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u12e8\u12a4\u1232 \u12a4\u121d \u1232\u1262\u12ce\u127d \u1260\u1265\u12db\u1275 \u1260\u1218\u1296\u122a\u12eb \u1264\u1276\u127d\u1363 \u1260\u1262\u122e\u12ce\u127d \u12a5\u1293 \u1260\u120c\u120e\u127d \u1260\u12a4\u1232 \u12e8\u121a\u1295\u1240\u1233\u1240\u1231 \u12a0\u12ab\u1263\u1262\u12ce\u127d \u12ed\u1308\u129b\u1209\u1362 \u12c8\u1245\u1273\u12ca\u12cd \u1260\u12e8\u130a\u12dc\u12cd \u1260\u121a\u1208\u12cb\u12c8\u1325\u1263\u1278\u12cd \u12a0\u12ab\u1263\u1262\u12ce\u127d \u1208\u12a0\u1320\u1243\u120b\u12ed-\u12d3\u120b\u121b \u12e8\u12a4\u120c\u12ad\u1275\u122a\u12ad \u1218\u12a8\u120b\u12a8\u12eb \u1270\u1235\u121b\u121a \u1293\u1278\u12cd.&nbsp;<\/p>\n\n\n\n<p>\u12e8\u12f2\u1232 \u12a4\u121d.\u1232.\u1262.\u12ce\u127d \u1208\u1273\u12f3\u123d \u12e8\u1283\u12ed\u120d \u12a0\u1355\u120a\u12ac\u123d\u1296\u127d\u1363 \u1208\u12a4\u120c\u12ad\u1275\u122a\u12ad \u1270\u123d\u12a8\u122d\u12ab\u122a\u12ce\u127d \u12a5\u1293 \u1208\u1218\u1320\u1263\u1260\u1242\u12eb \u12e8\u1263\u1275\u122a \u1235\u122d\u12d3\u1276\u127d\u1363 \u1240\u1325\u1270\u129b \u1305\u1228\u1275 \u124b\u121a \u12a5\u1293 \u1240\u1323\u12ed\u1290\u1275 \u12eb\u1208\u12cd \u1290\u12cd\u1362 \u1260\u12a5\u1290\u12da\u1205 \u12cd\u1245\u122e\u127d \u12cd\u1235\u1325\u1363 \u12e8\u12f2\u1232 \u12a4\u121d.\u1232.\u1262.\u12ce\u127d \u12a8\u1218\u1320\u1295 \u1260\u120b\u12ed \u1219\u1240\u1275\u1295 \u12a5\u1293 \u1208\u124b\u121a \u121e\u1308\u12f6\u127d \u120d\u12e9 \u12e8\u1206\u1291 \u12e8\u12f0\u1205\u1295\u1290\u1275 \u1235\u130b\u1276\u127d\u1295 \u12ed\u12a8\u120b\u12a8\u120b\u1209\u1362<\/p>\n\n\n\n<div class=\"wp-block-cover is-light\" style=\"min-height:237px;aspect-ratio:unset;\"><img fetchpriority=\"high\" decoding=\"async\" width=\"2560\" height=\"1707\" class=\"wp-block-cover__image-background wp-image-11565\" alt=\"\" src=\"https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/08\/6600686_3306568-scaled.webp\" style=\"object-position:38% 58%\" data-object-fit=\"cover\" data-object-position=\"38% 58%\" srcset=\"https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/08\/6600686_3306568-scaled.webp 2560w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/08\/6600686_3306568-300x200.webp 300w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/08\/6600686_3306568-1024x683.webp 1024w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/08\/6600686_3306568-768x512.webp 768w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/08\/6600686_3306568-1536x1024.webp 1536w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/08\/6600686_3306568-2048x1365.webp 2048w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/08\/6600686_3306568-18x12.webp 18w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim\" style=\"background-color:#e8e8e8\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<p class=\"has-black-color has-text-color has-link-color has-large-font-size wp-elements-4b4dd16345a4c6917d0bd5cc70fcf873\"><strong>Tosunlux \u12e8\u12a5\u122d\u1235\u12ce\u1295 \u12e8\u1355\u122e\u1300\u12ad\u1275 \u1218\u1235\u1348\u122d\u1276\u127d \u1208\u121b\u121f\u120b\u1275 \u1201\u1208\u1271\u1295\u121d AC \u12a5\u1293 DC MCBs \u12eb\u1240\u122d\u1263\u120d\u1362 \u12db\u122c \u1208\u1305\u121d\u120b \u12a0\u121b\u122b\u132e\u127d \u12cb\u130b \u12eb\u130d\u1299!<\/strong><\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-left is-layout-flex wp-container-core-buttons-is-layout-fdcfc74e wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-25 is-style-fill\"><a class=\"wp-block-button__link has-green-color has-dark-gray-background-color has-text-color has-background has-custom-font-size wp-element-button\" href=\"https:\/\/www.tosunlux.eu\/am\/contact\/\" style=\"border-radius:100px;font-size:15px\">\u1325\u1245\u1235 \u12ed\u1320\u12ed\u1241<\/a><\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Choose_an_AC_MCB\"><\/span><strong>\u1208\u121d\u1295 AC MCB \u12ed\u121d\u1228\u1321?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u12a0\u1295 <strong>AC MCB<\/strong> \u1260\u1218\u12f0\u1260\u129b \u12e8\u1218\u1296\u122a\u12eb \u12c8\u12ed\u121d \u12e8\u1295\u130d\u12f5 \u1245\u1295\u1265\u122e\u127d \u12cd\u1235\u1325 \u1260\u12a0\u1320\u1243\u120b\u12ed \u12e8\u1260\u1208\u1320 \u1270\u1218\u1323\u1323\u129d \u12a5\u1293 \u1228\u1305\u121d \u130a\u12dc \u12e8\u121a\u1246\u12ed \u1290\u12cd\u1362 \u12e8\u12a4\u1232 \u1305\u1228\u1275 \u1270\u1208\u12cb\u12cd\u1326 \u12c8\u12f0 \u12dc\u122e \u1235\u1208\u121a\u1240\u1295\u1235\u1363\u12a4\u121d\u1232\u1262 \u1260\u12a0\u122d\u12a8\u1235 \u1218\u1328\u1246\u1295 \u120b\u12ed \u12eb\u1208\u12cd \u132b\u1293 \u12a0\u1290\u1235\u1270\u129b \u1290\u12cd\u1363\u12ed\u1205 \u121b\u1208\u1275 \u12e8\u1218\u1233\u122a\u12eb\u12cd \u12ad\u134d\u120e\u127d \u1228\u12d8\u121d \u120b\u1208 \u130a\u12dc \u12ed\u1246\u12eb\u1209\u1362 AC MCBs \u1208\u1264\u1275 \u123d\u1266\u1363 \u1208\u1295\u130d\u12f5 \u1218\u1265\u122b\u1276\u127d \u12a5\u1293 \u1208\u1218\u1230\u1228\u1273\u12ca \u12a5\u1243\u12ce\u127d \u1325\u1260\u1243 \u1270\u1235\u121b\u121a \u1293\u1278\u12cd\u1362<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Example_Applications_for_AC_MCBs\"><\/span><strong>Example Applications for AC MCBs<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u12e8\u1264\u1275 \u12cd\u1235\u1325 \u1218\u1265\u122b\u1276\u127d \u12a5\u1293 \u1218\u12cd\u132b\u12ce\u127d<\/strong>\u12e8\u12a4\u1232 \u12a4\u121d \u1232\u1262\u12ce\u127d \u1208\u1264\u1275 \u1218\u1265\u122b\u1275 \u12a5\u1293 \u1208\u130d\u12f5\u130d\u12f3 \u121b\u1230\u122b\u132b\u12ce\u127d \u12e8\u12c8\u1228\u12f3 \u1325\u1260\u1243\u1295 \u12ed\u1230\u1323\u1209 \u1363\u1260\u121e\u1308\u12f5 \u130a\u12dc \u1283\u12ed\u120d\u1295 \u1260\u122b\u1235-\u1230\u122d \u12ed\u1246\u122d\u1323\u1209\u1362<\/li>\n\n\n\n<li><strong>\u1262\u122e \u12a5\u1293 \u12e8\u1295\u130d\u12f5 \u1215\u1295\u1343\u12ce\u127d<\/strong>\u1260\u1270\u1208\u121d\u12f6 \u1260\u1295\u130d\u12f5 \u1266\u1273\u12ce\u127d \u1325\u1245\u121d \u120b\u12ed \u1260\u121a\u12cd\u1209 \u12e8 AC \u12c8\u1228\u12f3\u12ce\u127d \u12cd\u1235\u1325 \u12e8\u12a4\u120c\u12ad\u1275\u122a\u12ad \u1218\u1233\u122a\u12eb\u12ce\u127d\u1295 \u1363 \u1218\u1265\u122b\u1276\u127d\u1295 \u12a5\u1293 \u12e8\u12a4\u127d.\u12a0\u12ed.\u126a.\u12a4.\u1232 \u1235\u122d\u12d3\u1276\u127d\u1295 \u12ed\u12a8\u120b\u12a8\u120b\u120d\u1362<\/li>\n\n\n\n<li><strong>\u1218\u1230\u1228\u1273\u12ca \u12e8\u1218\u1233\u122a\u12eb \u1325\u1260\u1243<\/strong>\u1366 \u1260\u1203\u12ed\u120d \u1218\u1328\u1218\u122d \u12c8\u1245\u1275 \u12a5\u1295\u12f0 \u1276\u1235\u1270\u122d\u1363 \u1261\u1293 \u1230\u122a \u12a5\u1293 \u121b\u12ed\u12ad\u122e\u12cc\u126d \u12eb\u1209 \u12e8\u1264\u1275 \u12a5\u1243\u12ce\u127d \u120b\u12ed \u12a8\u1218\u1320\u1295 \u1260\u120b\u12ed \u121b\u121e\u1245\u1295 \u12ed\u12a8\u120b\u12a8\u120b\u120d\u1362<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Choose_a_DC_MCB\"><\/span><strong>\u1208\u121d\u1295 \u12e8\u12f2\u1232 \u12a4\u121d\u1232\u1262 \u12ed\u121d\u1228\u1321?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u12e8\u12f2\u1232 \u12a4\u121d.\u1232.\u1262<\/strong> \u12a5\u1295\u12f0 \u12e8\u1340\u1210\u12ed \u1353\u1290\u120e\u127d\u1363 \u12e8\u1263\u1275\u122a \u121b\u12a8\u121b\u127b \u12a5\u1293 \u12e8\u12a2\u126a \u1283\u12ed\u120d \u1218\u1219\u12eb \u1323\u1262\u12eb\u12ce\u127d \u12eb\u1209 \u12e8\u1240\u1325\u1273 \u1305\u1228\u1275 \u1260\u124b\u121a\u1290\u1275 \u1260\u121a\u1348\u1235\u1263\u1278\u12cd \u1218\u1270\u130d\u1260\u122a\u12eb\u12ce\u127d \u12cd\u1235\u1325 \u12a0\u1235\u1348\u120b\u130a \u1293\u1278\u12cd\u1362 \u12a8\u12a4\u1232 \u1260\u1270\u1208\u12e8 \u12f2\u1232 \u12a0\u12ed\u1240\u12eb\u12e8\u122d\u121d \u12c8\u12ed\u121d \u12dc\u122e \u120b\u12ed \u12a0\u12ed\u12f0\u122d\u1235\u121d \u12ed\u1205\u121d \u1245\u1235\u1276\u127d\u1295 \u1208\u121b\u1348\u1295 \u12a0\u1235\u1278\u130b\u122a \u12eb\u12f0\u122d\u1308\u12cb\u120d\u1362&nbsp;<\/p>\n\n\n\n<p>\u12e8\u12f2\u1232 \u12a4\u121d\u1232\u1262\u12ce\u127d \u12f0\u1205\u1295\u1290\u1271 \u12e8\u1270\u1320\u1260\u1240 \u1218\u1246\u122b\u1228\u1325\u1295 \u1208\u121b\u1228\u130b\u1308\u1325 \u12a5\u1295\u12f0 \u1275\u120b\u120d\u1245 \u12e8\u12a0\u122d\u12ad \u1239\u1275 \u12a5\u1293 \u12e8\u1356\u120b\u122a\u1272 \u121d\u120d\u12ad\u1276\u127d \u12eb\u1209 \u120d\u12e9 \u1263\u1205\u122a\u12eb\u1275 \u12a0\u120f\u1278\u12cd\u1362 \u1260\u12a0\u1320\u1243\u120b\u12ed \u1260\u1323\u121d \u12cd\u12f5 \u1232\u1206\u1291, \u1208\u12f2\u1232 \u1235\u122d\u12d3\u1276\u127d \u12a0\u1235\u1270\u121b\u121b\u129d \u12a0\u1220\u122b\u122d \u12a0\u1235\u1348\u120b\u130a \u1293\u1278\u12cd.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Example_Applications_for_DC_MCBs\"><\/span><strong>\u1208\u12f2\u1232 \u12a4\u121d\u1232\u1262\u12ce\u127d \u121d\u1233\u120c \u121b\u1218\u120d\u12a8\u127b\u12ce\u127d\u1361-<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u12e8\u1340\u1210\u12ed \u132d\u1290\u1276\u127d<\/strong>\u12e8\u1340\u1210\u12ed \u1232\u1235\u1270\u121e\u127d \u12e8\u12f2\u1232 \u1203\u12ed\u120d\u1295 \u12eb\u1218\u1290\u132b\u1209\u1363 \u12ed\u1205\u121d \u1208\u12f0\u1205\u1295\u1290\u1271 \u12e8\u1270\u1320\u1260\u1240 \u12e8\u12c8\u1228\u12f3 \u1218\u1246\u122b\u1228\u1325 \u12e8\u12f2\u1232 \u12a4\u121d.\u1232.\u1262.\u12ce\u127d\u1295 \u12ed\u1348\u120d\u130b\u120d\u1363 \u1201\u1208\u1271\u1295\u121d \u1353\u1290\u120e\u127d \u12a5\u1293 \u1270\u12eb\u12eb\u12e5 \u1218\u1233\u122a\u12eb\u12ce\u127d\u1295 \u12ed\u1320\u1265\u1243\u120d\u1362<\/li>\n\n\n\n<li><strong>\u12e8\u12a4\u120c\u12ad\u1275\u122a\u12ad \u1270\u123d\u12a8\u122d\u12ab\u122a\u12ce\u127d (\u12a2.\u126a.)<\/strong>: \u12a2\u126a\u12ce\u127d \u1270\u123d\u12a8\u122d\u12ab\u122a\u12cd\u1295 \u1208\u1218\u1219\u120b\u1275 \u12a5\u1293 \u1283\u12ed\u120d \u1208\u1218\u1219\u120b\u1275 \u12f2\u1232\u1295 \u12ed\u1320\u1240\u121b\u1209\u1362 \u12e8\u12f2\u1232 \u12a4\u121d\u1232\u1262\u12ce\u127d \u12f0\u1205\u1295\u1290\u1271 \u12e8\u1270\u1320\u1260\u1240 \u12e8\u12a0\u1201\u1291\u1295 \u134d\u1230\u1275 \u12eb\u1228\u130b\u130d\u1323\u1209 \u12a5\u1293 \u12a8\u1218\u1320\u1295 \u1260\u120b\u12ed \u1219\u1240\u1275\u1295 \u12ed\u12a8\u120b\u12a8\u120b\u1209\u1362<\/li>\n\n\n\n<li><strong>\u1260\u1263\u1275\u122a \u120b\u12ed \u12e8\u1270\u1218\u1230\u1228\u1271 \u1235\u122d\u12d3\u1276\u127d<\/strong>\u12e8\u1263\u1275\u122a \u121b\u12a8\u121b\u127b \u121b\u12cb\u1240\u122d\u1363 \u12a8\u1264\u1275 \u121d\u1275\u12ac \u1263\u1275\u122a\u12ce\u127d \u12a5\u1235\u12a8 \u1275\u120b\u120d\u1245 \u12e8\u12cd\u1202\u1265 \u121b\u12d5\u12a8\u120d \u1232\u1235\u1270\u121e\u127d\u1363 \u124b\u121a \u12e8\u1283\u12ed\u120d \u134d\u1230\u1276\u127d\u1295 \u1208\u1218\u1246\u1323\u1320\u122d \u1260DC MCBs \u120b\u12ed \u12ed\u1270\u121b\u1218\u1293\u120d\u1362<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Can_You_Use_an_AC_MCB_in_a_DC_Circuit\"><\/span><strong>Can You Use an AC MCB in a DC Circuit?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>In practical selection, AC and DC breakers should not be treated as interchangeable products.<\/p>\n\n\n\n<p>A DC circuit is harder to interrupt because the current does not naturally pass through zero in the same way as AC. That is why DC MCBs are designed with different arc control requirements and, in many cases, polarity-related installation rules.<\/p>\n\n\n\n<p>If the application involves solar PV strings, battery systems, DC combiner boxes, or other direct-current circuits, the breaker should be selected as a DC-rated device rather than an AC alternative with a similar ampere value.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Summary_of_Key_Differences_and_Uses\"><\/span><strong>\u12e8\u1241\u120d\u134d \u120d\u12e9\u1290\u1276\u127d \u12a5\u1293 \u12a0\u1320\u1243\u1240\u121e\u127d \u121b\u1320\u1243\u1208\u12eb<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>AC MCBs<\/strong> \u1208\u1218\u12f0\u1260\u129b \u12e8\u1218\u1296\u122a\u12eb \u12c8\u12ed\u121d \u12e8\u1295\u130d\u12f5 \u12c8\u1228\u12f3\u12ce\u127d \u121d\u122d\u1325 \u1293\u1278\u12cd. \u1270\u1208\u12cb\u132d \u121e\u1308\u12f6\u127d\u1295 \u1260\u1265\u1243\u1275 \u12ed\u12ed\u12db\u1209 \u12a5\u1293 \u1260\u1240\u120b\u120d \u1245\u1235\u1275 \u1218\u1328\u1293\u1290\u1245 \u121d\u12ad\u1295\u12eb\u1275 \u1228\u12d8\u121d \u120b\u1208 \u130a\u12dc \u12ed\u1246\u12eb\u1209\u1362<\/p>\n\n\n\n<p><strong>\u12e8\u12f2\u1232 \u12a4\u121d.\u1232.\u1262<\/strong> \u1240\u1325\u1270\u129b \u134d\u1230\u1275\u1295 \u1208\u121a\u12eb\u12ab\u1275\u1271 \u1218\u1270\u130d\u1260\u122a\u12eb\u12ce\u127d \u12a0\u1235\u1348\u120b\u130a \u1293\u1278\u12cd\u1362 \u12e8\u121b\u12eb\u124b\u122d\u1325 \u134d\u1230\u1276\u127d\u1295 \u1260\u12a0\u1235\u1270\u121b\u121b\u129d \u1201\u1294\u1273 \u12eb\u1235\u1270\u12f3\u12f5\u122b\u1209 \u1290\u1308\u122d \u130d\u1295 \u1260\u12a8\u134d\u1270\u129b \u12e8\u12a0\u122d\u12a8\u1235 \u1218\u1328\u1293\u1290\u1245 \u121d\u12ad\u1295\u12eb\u1275 \u12a0\u132d\u122d \u12e8\u1205\u12ed\u12c8\u1275 \u12d8\u1218\u1295 \u12a0\u120b\u1278\u12cd\u1362<\/p>\n\n\n\n<p>\u1201\u1208\u1271\u121d \u12d3\u12ed\u1290\u1276\u127d <a href=\"https:\/\/www.tosunlux.com\/Content\/upload\/pdf\/202319795\/TOSUN-Power-Distribution-System-2023-2024.pdf\">\u12a4\u121d.\u1232.\u1262 <\/a>\u1208\u12d8\u1218\u1293\u12ca \u12e8\u12a4\u120c\u12ad\u1275\u122a\u12ad \u12a0\u1220\u122b\u122e\u127d \u12c8\u1233\u129d \u1293\u1278\u12cd, \u12a5\u12eb\u1295\u12f3\u1295\u12f1\u121d \u1208\u12a0\u1201\u1291 \u120d\u12e9 \u12d3\u12ed\u1290\u1275 \u1270\u1235\u121b\u121a \u12e8\u1206\u1291 \u120d\u12e9 \u1263\u1205\u122a\u12eb\u1275 \u12a0\u120f\u1278\u12cd.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQ\"><\/span><strong>\u12e8\u121a\u1320\u12e8\u1241 \u1325\u12eb\u1244\u12ce\u127d<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u1260AC MCB \u12a5\u1293 \u1260\u12f2\u1232 \u12a4\u121d\u1232\u1262 \u1218\u12ab\u12a8\u120d \u12eb\u1208\u12cd \u12cb\u1293 \u120d\u12e9\u1290\u1275 \u121d\u1295\u12f5\u1295 \u1290\u12cd?<\/strong><strong><br><\/strong>AC MCBs \u1270\u1208\u12cb\u132d \u1305\u1228\u1275\u1295 \u12ed\u1246\u1323\u1320\u122b\u1209\u1363 \u12e8\u12f2\u1232 \u12a4\u121d.\u1232.\u1262. \u12e8\u12f2\u1232 \u12a4\u121d.\u1232.\u1262.\u12ce\u127d \u1275\u120b\u120d\u1245 \u12e8\u12a0\u122d\u12a8\u1235 \u121b\u1348\u129b \u1235\u122d\u12d3\u1276\u127d\u1295 \u12ed\u1348\u120d\u130b\u1209\u1362<\/p>\n\n\n\n<p><strong>\u1260\u12f2\u1232 \u12a4\u121d.\u1232.\u1262.\u12ce\u127d \u12cd\u1235\u1325 \u1245\u1235\u1275 \u121b\u1348\u1295 \u1208\u121d\u1295 \u12a8\u1263\u12f5 \u12e8\u1206\u1290\u12cd?<\/strong><strong><br><\/strong>\u1245\u1235\u1275 \u121b\u1348\u1295 \u1260\u12f2\u1232 \u12a4\u121d\u1232\u1262\u12ce\u127d \u1260\u1323\u121d \u12a8\u1263\u12f5 \u1290\u12cd \u121d\u12ad\u1295\u12eb\u1271\u121d \u12f2\u1232 \u1260\u12a0\u1295\u12f5 \u12a0\u1245\u1323\u132b \u1235\u1208\u121a\u1348\u1235 \u1245\u1235\u1275 \u1208\u1218\u1235\u1260\u122d \u12a0\u1235\u1278\u130b\u122a \u12eb\u12f0\u122d\u1308\u12cb\u120d\u1362 \u12ed\u1205\u1295\u1295 \u1260\u12a0\u1235\u1270\u121b\u121b\u129d \u1201\u1294\u1273 \u1208\u1218\u1246\u1323\u1320\u122d \u12e8\u12f2\u1232 \u12a4\u121d.\u1232.\u1262.\u12ce\u127d \u12e8\u1270\u123b\u123b\u1208 \u1245\u1235\u1275 \u1239\u1275 \u12a0\u120b\u1278\u12cd\u1362<\/p>\n\n\n\n<p><strong>\u1260\u12f2\u1232 \u12c8\u1228\u12f3 \u12cd\u1235\u1325 AC MCB \u1218\u1320\u1240\u121d \u12a5\u127d\u120b\u1208\u1201?<\/strong><strong><br><\/strong>\u12a0\u12ed\u1363 \u1260\u12f2\u1232 \u12c8\u1228\u12f3 \u12cd\u1235\u1325 \u12e8\u12a4\u1232\u12a4\u121d\u1232\u1262\u1295 \u1218\u1320\u1240\u121d \u12f0\u1205\u1295\u1290\u1271 \u12eb\u120d\u1270\u1320\u1260\u1240 \u1290\u12cd\u1362<\/p>\n\n\n\n<p><strong>AC \u12a5\u1293 DC MCBs \u1208\u1218\u1208\u12e8\u1275 \u121d\u120d\u12ad\u1276\u127d \u12a0\u1209?<\/strong><strong><br><\/strong>\u12a0\u12ce\u1363 AC MCBs \u12e8\u1232\u1295 \u121e\u1308\u12f5 \u121d\u120d\u12ad\u1275 \u12a0\u120b\u1278\u12cd\u1363 \u12e8\u12f2\u1232 \u12a4\u121d.\u1232.\u1262.\u12ce\u127d \u12f0\u130d\u121e \u1208\u1356\u120b\u122a\u1272 \u1240\u1325\u1270\u129b \u1218\u1235\u1218\u122d \u12c8\u12ed\u121d \u12e8\u1218\u12f0\u1218\u122d\/\u12e8\u1240\u1290\u1235 \u121d\u120d\u12ad\u1276\u127d\u1295 \u12eb\u1233\u12eb\u1209\u1362<\/p>\n\n\n\n<p><strong>\u12e8\u1260\u1208\u1320 \u12e8\u121a\u1260\u1228\u12ad\u1275 \u12e8\u1275\u129b\u12cd \u1290\u12cd AC MCB \u12c8\u12ed\u121d DC MCB?<br><\/strong>\u12e8\u12a4\u1232 \u12a4\u121d \u1232\u1262\u12ce\u127d \u1260\u1270\u1208\u121d\u12f6 \u12e8\u1260\u1208\u1320 \u1228\u1305\u121d \u130a\u12dc \u12e8\u121a\u1246\u12e9 \u1293\u1278\u12cd\u1363 \u121d\u12ad\u1295\u12eb\u1271\u121d \u1270\u1208\u12cb\u132d \u1305\u1228\u1275 \u12e8\u12a0\u122d\u12a8\u1235 \u12a0\u1208\u1263\u1260\u1235\u1295 \u1235\u1208\u121a\u1240\u1295\u1235\u1362 \u12e8\u12f2\u1232 \u12a4\u121d.\u1232.\u1262.\u12ce\u127d \u12e8\u1260\u1208\u1320 \u12e8\u12a0\u122d\u12ad \u132b\u1293 \u12eb\u130b\u1325\u121b\u1278\u12cb\u120d\u1362<\/p>\n\n\n\n\n  <style>\n\t\t\t.module {\n\t\t\t\tmargin: 10px 0 30px 0;\n\t\t\t\twidth: 100%;\n\t\t\t\ttext-align: left;\n\t\t\t}\n\t\t\t\/* \u6807\u9898 *\/\n\t\t\t.module .module-title {\n\t\t\t\tfont-size: 18px;\n\t\t\t\tdisplay: flex;\n\t\t\t\talign-items: center;\n\t\t\t}\n\n\t\t\t.module .module-button {\n\t\t\t\tcursor: pointer;\n\t\t\t\tborder: 0px;\n\t\t\t\ttext-align: center;\n\t\t\t\tmargin-left: 10px;\n\t\t\t\tbackground: none;\n\t\t\t}\n\n\t\t\t.module .module-content {\n\t\t\t\tdisplay: none;\n\t\t\t}\n\n\t\t\t.module .module-content.show {\n\t\t\t\tdisplay: block;\n\t\t\t}\n\t\t\t\/* \u7b2c\u4e00\u5757\u5185\u5bb9 *\/\n\t\t\t.module .d1 {\n\t\t\t\twidth: 95%;\n\t\t\t\t\/* \u80cc\u666f\u989c\u8272 *\/\n\t\t\t\tpadding: 1% 2.5% 1% 2.5%;\n\t\t\t\tmargin-top: 3%;\n\t\t\t}\n\t\t\t\/* \u7b2c\u4e8c\u5757\u5185\u5bb9 *\/\n\t\t\t.module .d2 {\n\t\t\t\twidth: 95%;\n\t\t\t\tpadding: 3% 2.5% 3% 2.5%;\n\t\t\t}\n            \/* \u6240\u6709a\u94fe\u63a5\u4e0a\u6587\u5b57 *\/\n            .module .aaa {\n\t\t\t\t\/* \u989c\u8272 *\/\n\t\t\t\tcolor: #00b1cdbd;\n\t\t\t\t\/* \u6587\u5b57\u4e0b\u5212\u7ebf *\/\n\t\t\t\ttext-decoration: underline;\n\t\t\t}\n\t\t\t\/* \u4e0b\u65b9\u659c\u4f53\u6587\u5b57 *\/\n\t\t\t.module .a2 {\n\t\t\t\t\/* \u659c\u4f53 *\/\n\t\t\t\tfont-style: italic;\n\t\t\t}\n\t\t\t\/* \u6240\u6709a\u94fe\u63a5\u4e0a\u6587\u5b57\u60ac\u6d6e\u53d8\u8272 *\/\n\t\t\t.module .aaa:hover {\n\t\t\t\t\/* \u989c\u8272 *\/\n\t\t\t\tcolor: #D3CCFF;\n\t\t\t}\n\t\t<\/style>\n  <div class='module'>\n\t\t\t<div class='module-title' style='font-size: 18px;'>\n\t\t\t\t<!-- \u8fd9\u662f\u6807\u9898 -->\n\t\t\t\t\u12e8\u133d\u1211\u134d \u121d\u1295\u132e\u127d\n\t\t\t\t<button class='module-button'>\n\t\t\t\t\t<svg id='svg-1' style='display:block' t='1710230154863' class='icon' viewbox='0 0 1026 1024'\n\t\t\t\t\t\tversion='1.1' xmlns='http:\/\/www.w3.org\/2000\/svg' p-id='1843' width='18' 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\u12cd\u1235\u1325 \u12eb\u1209\u1275\u1295 \u12a5\u12cd\u1290\u1273\u12ce\u127d \u1208\u1218\u12f0\u1308\u134d \u1260\u12a0\u127b \u12e8\u1270\u1308\u1218\u1308\u1219 \u1325\u1293\u1276\u127d\u1295 \u1328\u121d\u122e \u12a8\u134d\u1270\u129b \u1325\u122b\u1275 \u12eb\u120b\u1278\u12cd\u1295 \u121d\u1295\u132e\u127d \u1265\u127b \u12ed\u1320\u1240\u121b\u120d\u1362 \u1208\u1275\u12ad\u12ad\u1208\u129b\u1290\u1275 \u12a5\u1293 \u12a0\u1235\u1270\u121b\u121b\u129d\u1290\u1275 \u12eb\u1208\u1295 \u1241\u122d\u1320\u129d\u1290\u1275 \u12a0\u1295\u1263\u1262\u12ce\u127d \u12e8\u121a\u12eb\u121d\u1291\u1275\u1295 \u1260\u121a\u1308\u1263 \u12e8\u1270\u1218\u1228\u1218\u1228 \u1218\u1228\u1303 \u12a5\u1295\u12f0\u121a\u12eb\u1308\u1299 \u12eb\u1228\u130b\u130d\u1323\u120d\u1362<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t<ul class='d2'>\n\t\t\t\t\n  <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/www.c3controls.com\/white-paper\/mcb-ac-vs-dc\/'>AC MCBs vs DC MCBs\u1361 \u120d\u12e9\u1290\u1271 \u12a8\u12f0\u1265\u12f3\u1264 \u1260\u120b\u12ed \u1290\u12cd!<\/a><\/li>\n  \n\t\t\t\t<\/ul>\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<script>\n\t\t\tconst moduleButtons = document.querySelectorAll('.module-button');\n\t\t\tconst svg1 = document.getElementById('svg-1');\n\t\t\tconst svg2 = document.getElementById('svg-2');\n\t\t\tfor (const button of moduleButtons) {\n\t\t\t\tbutton.addEventListener('click', function() {\n\t\t\t\t\tconst content = this.parentNode.nextElementSibling;\n\t\t\t\t\tcontent.classList.toggle('show');\n\t\t\t\t\tconst svg = this.querySelector('svg');\n\t\t\t\t\tconst plusPath = svg.querySelector('#plus');\n\t\t\t\t});\n\t\t\t\tsvg1.addEventListener('click', function() {\n\t\t\t\t\tsvg1.style.display = 'none';\n\t\t\t\t\tsvg2.style.display = 'block';\n\t\t\t\t});\n\n\t\t\t\tsvg2.addEventListener('click', function() {\n\t\t\t\t\tsvg2.style.display = 'none';\n\t\t\t\t\tsvg1.style.display = 'block';\n\t\t\t\t});\n\t\t\t}\n\t\t<\/script>","protected":false},"excerpt":{"rendered":"<p>AC MCBs and DC MCBs may look similar, but they are not designed for the same electrical conditions. The difference is not only the current type. Arc interruption, polarity, breaking behavior, and application environment all affect whether the breaker is suitable for the circuit. For buyers, the most important point is simple: an AC breaker should not be selected for a DC circuit just because the current rating looks similar. This guide explains the practical difference and when each type should be used. Key Differences Between AC MCB and DC MCB The following table highlights the main differences between AC and DC MCBs based on structure, applications, and technical specifications: Feature AC MCB DC MCB Current Type Alternating Current (AC) Direct Current (DC) Arc Suppression Handles arc interruption more easily Requires larger arc suppression mechanism Applications Used in homes, offices, and AC circuits Suitable for solar, battery, and DC circuits Breaking Capacity Lower, due to easier arc suppression in AC Higher, to manage steady DC current Polarity Sensitivity Not polarity sensitive Polarity sensitive Lifespan Longer in AC due to arc dissipation Shorter as DC arcs wear components faster How to Choose the Right Breaker for the Application Choose an AC MCB for standard low-voltage AC distribution circuits in homes, commercial buildings, and general industrial panels. Choose a DC MCB for solar applications, battery energy storage systems, DC combiner boxes, and other circuits where the load and source are both direct current. Before ordering, confirm the system voltage, current, number of poles, installation layout, and the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":7786,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"class_list":["post-605","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What Is the Difference Between AC MCB And DC MCB? - TOSUNlux<\/title>\n<meta name=\"description\" content=\"If you&#039;re trying to find out the differences between AC MCB and DC MCB, you&#039;ve come to the right place. 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